“Knife-wrench! Practical and Safe.”— Janitor Knife-wrench is an invention of Janitor's. It is a knife attached to the end of a wrench. He claims it is a useful tool and great for kids. ("My Fallen Idol") The tool is later seen in "My Bad Too." “Knife-wrench! For Kids.”— Janitor Retrieved from "https://scrubs.fandom.com/wiki/Knife-wrench?oldid=67603" Categories: Items and Inventions Community content is available under CC-BY-SA unless otherwise noted.